Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b108ec3e57059bc3e402ed0b00173c7860446713e5fc2c8a7c3cdbc86dd2f778:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^